JPH023591B2 - - Google Patents
Info
- Publication number
- JPH023591B2 JPH023591B2 JP55157467A JP15746780A JPH023591B2 JP H023591 B2 JPH023591 B2 JP H023591B2 JP 55157467 A JP55157467 A JP 55157467A JP 15746780 A JP15746780 A JP 15746780A JP H023591 B2 JPH023591 B2 JP H023591B2
- Authority
- JP
- Japan
- Prior art keywords
- speed
- phase
- reference signal
- tape speed
- frequency
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 230000010355 oscillation Effects 0.000 description 12
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/46—Controlling, regulating, or indicating speed
- G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55157467A JPS5780881A (en) | 1980-11-07 | 1980-11-07 | Rotary head type magnetic recording and reproducing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55157467A JPS5780881A (en) | 1980-11-07 | 1980-11-07 | Rotary head type magnetic recording and reproducing device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5780881A JPS5780881A (en) | 1982-05-20 |
JPH023591B2 true JPH023591B2 (de) | 1990-01-24 |
Family
ID=15650303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP55157467A Granted JPS5780881A (en) | 1980-11-07 | 1980-11-07 | Rotary head type magnetic recording and reproducing device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5780881A (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5977659A (ja) * | 1982-10-25 | 1984-05-04 | Sony Corp | 回転体の基準信号形成回路 |
JPS59144058A (ja) * | 1983-02-07 | 1984-08-17 | Matsushita Electric Ind Co Ltd | 磁気録画再生装置のトラツキング方式 |
JPS60253047A (ja) * | 1984-05-29 | 1985-12-13 | Pioneer Electronic Corp | ヘリカルスキヤン方式のビデオテ−プレコ−ダにおけるドラム回転駆動装置 |
JPS61190746A (ja) * | 1985-02-19 | 1986-08-25 | Matsushita Electric Ind Co Ltd | 磁気記録再生装置 |
DE3522935A1 (de) * | 1985-06-27 | 1987-01-08 | Thomson Brandt Gmbh | Videorecorder |
DE3522934A1 (de) * | 1985-06-27 | 1987-01-08 | Thomson Brandt Gmbh | Videorecorder |
DE3769028D1 (de) * | 1986-07-22 | 1991-05-08 | Matsushita Electric Ind Co Ltd | Geraet zur wiedergabe von auf einem band aufgenommenen signalen. |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5347224A (en) * | 1976-10-08 | 1978-04-27 | Philips Nv | Device for reproducing recording carrier |
-
1980
- 1980-11-07 JP JP55157467A patent/JPS5780881A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5347224A (en) * | 1976-10-08 | 1978-04-27 | Philips Nv | Device for reproducing recording carrier |
Also Published As
Publication number | Publication date |
---|---|
JPS5780881A (en) | 1982-05-20 |
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